CN114234807A - Object multi-dimensional size detection device based on machine vision - Google Patents
Object multi-dimensional size detection device based on machine vision Download PDFInfo
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- CN114234807A CN114234807A CN202111554036.0A CN202111554036A CN114234807A CN 114234807 A CN114234807 A CN 114234807A CN 202111554036 A CN202111554036 A CN 202111554036A CN 114234807 A CN114234807 A CN 114234807A
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- 238000001514 detection method Methods 0.000 title claims abstract description 76
- 238000013016 damping Methods 0.000 claims description 52
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- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0608—Height gauges
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Abstract
The invention discloses a machine vision-based object multi-dimensional size detection device, which specifically comprises: the transportation slide way is fixedly connected with a support frame at the outer side, an electric slide seat is connected in the transportation slide way in a sliding manner, and a placing device is fixedly connected to the top of the electric slide seat; the detection frame, this detection frame cover establish on the transportation slide and can with support frame top fixed connection, the inside detection device that is provided with of detection frame, placer includes: the device comprises a placing plate, supporting plates and a telescopic push rod, wherein the supporting plates are fixedly connected to two sides of the top of the placing plate; the invention relates to the technical field of size detection, in particular to a clamping plate, wherein one side of the clamping plate is fixedly connected with a telescopic push rod. This object multidimension degree size detection device based on machine vision can avoid the problem that artifical detection efficiency is low to avoid detecting the condition that instrument and product contact lead to damaging the product, use safe and reliable, detection efficiency is higher, and the error is less.
Description
Technical Field
The invention relates to the technical field of size detection, in particular to a machine vision-based object multi-dimensional size detection device.
Background
The sizes of some products are often detected in the modern production process, or whether the installation size of a part is qualified is detected, various tools are usually used manually during detection, but when the mainboard is produced automatically in a production line, various sizes (including length, width and height) need to be accurately detected to ensure the later-stage assembly quality. However, the manual detection efficiency is low, and the measuring tool used in the detection process is easy to damage the surface of the product, so that the surface of the product is flawed, and the safety is low.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an object multi-dimensional size detection device based on machine vision, which solves the problems that the manual detection efficiency is low, and a measuring tool used in the detection process is easy to damage the surface of a product, so that the surface of the product is flawed, and the safety is low.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a multi-dimensional size detection device of an object based on machine vision specifically comprises:
the transportation slide way is fixedly connected with a support frame at the outer side, an electric slide seat is connected in the transportation slide way in a sliding manner, and a placing device is fixedly connected to the top of the electric slide seat;
the detection frame is sleeved on the transportation slide way and can be fixedly connected with the top of the support frame, and a detection device is arranged in the detection frame;
the product is placed above the placing device, the electric sliding seat is driven to move through the transportation sliding way, the placing device and the product on the placing device are driven to slide through the electric sliding seat, when the electric sliding seat drives the placing device and the product on the placing device to slide from the lower part of the detection device in the detection frame, the size of the product is detected through a machine vision system on the detection device machine, the problem of low manual detection efficiency can be avoided, the condition that the product is damaged due to contact of a detection tool and the product is avoided, and the use is safe and reliable.
The placement device includes:
the device comprises a placing plate, supporting plates and a telescopic push rod, wherein the supporting plates are fixedly connected to two sides of the top of the placing plate;
one side of the clamping plate is fixedly connected with the telescopic push rod, one side of the clamping plate, which is far away from the telescopic push rod, is fixedly connected with an elastic telescopic rod, and one end of the elastic telescopic rod, which is far away from the clamping plate, is fixedly connected with a chuck;
the lifting platform is arranged at the center of the top of the placing plate;
the damping plate is arranged on one side, far away from the clamping plate, of the support plate, and damping cushions are arranged at the top and the bottom of the damping plate.
Be provided with placer, place the product on the inside elevating platform of placer, drive splint and flexible telescopic link and chuck on it through flexible push rod and live the product centre gripping, accessible flexible telescopic link and chuck product unevenness's side for the centre gripping is more stable, can adapt to the product of equidimension not and shape, and adaptability is better.
Preferably, place board bottom and electronic slide top fixed connection, electronic slide is provided with the multiunit and evenly distributed on the transportation slide.
Preferably, the elastic telescopic rods are provided with a plurality of groups and distributed on one side of the clamping plate in a stepped manner, and a friction pad is arranged on one side of the clamping head away from the elastic telescopic rods.
Preferably, detection device includes fixed slide, fixed slide inner wall sliding connection has the slider, be provided with spacing spring between slider one side and the fixed slide inner wall, the damping groove has been seted up to slider one side, one side top fixedly connected with arc support frame that the slider is close to the damping groove, arc support frame top fixedly connected with CCD device of shooing, arc support frame top is located the infrared range unit of part fixedly connected with of CCD device one side of shooing.
When the electric slide base drives the placing device on the electric slide base to move into the detection frame, the damping plate in the placing device is inserted into the damping groove in the detection device, the damping plate drives the sliding block to move through the friction force between the damping plate and the inner wall of the damping groove, the sliding block drives the arc-shaped support frame to move, the arc-shaped support frame drives the CCD photographing device to move, the CCD photographing device and a product on the placing device can move together, the resistance is increased when the sliding block moves to a certain degree, the damping plate slides in the damping groove, when the damping plate is separated from the damping groove, the sliding block can reset under the pushing of the limiting spring, the CCD photographing device can photograph the product when moving together with the product, the condition that the product is photographed when moving below the photographing device is avoided, the detection efficiency can be improved, the CCD photographing device and the infrared distance measuring device are arranged, the size of the product in the horizontal direction can be detected through the CCD photographing device, the size of the product in the vertical direction is detected through the infrared distance measuring device, detection of multiple dimensions is conveniently carried out on the product, and the functionality is good.
Preferably, the fixed slide ways are provided with two groups and are symmetrically distributed on the detection frame, and the shapes and the sizes of the damping grooves are matched with the damping plates.
Preferably, CCD shoots device and infrared distance measuring device and all passes through fixed block and arc support frame fixed connection, the fixed block cover establish on arc support frame and with arc support frame sliding connection, the fixed block bottom runs through and threaded connection has the screw thread ejector pin, screw thread ejector pin top extends to arc support frame side, and CCD shoots device and infrared distance measuring device and all can pass through the fixed block and change the position on arc support, when the size on inclined plane on needs detection product, moves CCD through the fixed block and shoots device and infrared distance measuring device's position, makes CCD shoot device and infrared distance measuring device be in directly over the product inclined plane, can detect the size on inclined plane.
Preferably, the groove has been seted up to slider one side and has been accomodate, it has the kicking block to accomodate inslot wall sliding connection, the kicking block with accomodate and be provided with supporting spring between the groove, it is provided with control switch to accomodate the one side that the kicking block was kept away from to the inslot wall, when the slider moved under the drive of damping plate, the slider drove and accomodate the groove and move to just to the position of arc lug, arc lug extrusion kicking block, the kicking block is accomodating the inslot portion and is sliding and extrude control switch, control switch can control the CCD device of shooing and shoot, make things convenient for the opportunity of shooing of automatic control CCD device of shooing, avoid each electronic slide of group to reach the different circumstances that produce the error of shooing of time interval of detecting the frame inside.
Preferably, fixed slide inner wall one side is provided with the arc lug with holding tank looks adaptation, the slider side is located the dog that the part fixedly connected with of holding tank one side and arc lug looks adaptation, control switch and CCD shoot device electric connection.
(III) advantageous effects
The invention provides a machine vision-based object multi-dimensional size detection device. The method has the following beneficial effects:
(1) this an object multidimension degree size detection device based on machine vision, place the product in the placer top, drive electronic slide through the transportation slide and remove, drive placer and the product on it through electronic slide and slide, when electronic slide drives the placer and the product on it and slides from the inside detection device below of test rack, detect the product size through the machine vision system on the detection device machine, can avoid the problem that artifical detection efficiency is low, and avoid detection instrument and product contact to lead to the condition of damage product, use safe and reliable.
(2) This kind of object multidimension degree size detection device based on machine vision is provided with placer, places the product on the inside elevating platform of placer, drives splint and flexible telescopic link and chuck on it through flexible push rod and live the product centre gripping, accessible flexible telescopic link and chuck product unevenness's side for the centre gripping is more stable, can adapt to the product of equidimension and shape not, and adaptability is better.
(3) When the electric slide carriage drives the placing device on the electric slide carriage to move into the detection frame, a damping plate inside the placing device is inserted into a damping groove inside the detecting device, the damping plate drives a sliding block to move through the friction force between the damping plate and the inner wall of the damping groove, the sliding block drives an arc-shaped supporting frame to move, the arc-shaped supporting frame drives a CCD photographing device to move, the CCD shooting device and the product on the placing device can move together, when the slide block moves to a certain degree, the resistance is increased, at the moment, the damping plate slides in the damping groove, when the damping plate breaks away from the damping inslot portion, the slider can reset under spacing spring's promotion, and the CCD device of shooing can shoot the product when moving with the product together, and the condition of pausing the condition of shooing when avoiding the product to move to the device below of shooing can improve detection efficiency.
(4) This kind of object multidimension degree size detection device based on machine vision is provided with CCD and shoots device and infrared distance measuring device, and accessible CCD shoots the size that the device detected the product horizontal direction, detects the ascending size of product vertical side through infrared distance measuring device, conveniently carries out the detection of a plurality of dimensions to the product, and the functionality is better.
(5) This kind of object multidimension degree size detection device based on machine vision, CCD shoot device and infrared distance measuring device all can change the position on the arc support through the fixed block, when the size on inclined plane on needs detection product, remove CCD through the fixed block and shoot device and infrared distance measuring device's position, make CCD shoot device and infrared distance measuring device be in directly over the product inclined plane, can detect the size on inclined plane.
(6) This an object multidimension degree size detection device based on machine vision, when the slider moved under the drive of damping plate, the slider drove and accomodate the groove and move to just to the position of arc lug, arc lug extrusion kicking block, the kicking block is accomodating the inslot portion and is sliding and extrusion control switch, control switch can control the CCD device of shooing and shoot, make things convenient for the opportunity of shooing of automatic control CCD device of shooing, avoid each electronic slide of group to arrive the different production in time interval of detection frame inside and shoot the condition of error.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a placement device according to the present invention;
FIG. 4 is a schematic structural diagram of a detecting device according to the present invention;
FIG. 5 is a schematic view of a slider structure according to the present invention.
In the figure: 1. a transport chute; 2. a support frame; 3. an electric slide; 4. a placement device; 41. placing the plate; 42. a support plate; 43. a telescopic push rod; 44. a splint; 45. an elastic telescopic rod; 46. a chuck; 47. a lifting platform; 48. a damping plate; 5. a detection frame; 6. a detection device; 61. fixing the slideway; 62. a slider; 621. a receiving groove; 622. a top block; 623. a support spring; 624. a control switch; 625. a stopper; 626. an arc-shaped bump; 63. a limiting spring; 64. a damping slot; 65. an arc-shaped support frame; 66. a CCD photographing device; 67. an infrared distance measuring device; 68. a threaded ejector rod; 69. and (5) fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: a multi-dimensional size detection device of an object based on machine vision specifically comprises:
the transportation device comprises a transportation slide way 1, wherein the outer side of the transportation slide way 1 is fixedly connected with a support frame 2, the interior of the transportation slide way 1 is connected with an electric slide seat 3 in a sliding manner, and the top of the electric slide seat 3 is fixedly connected with a placing device 4;
the detection frame 5 is sleeved on the transportation slide way 1 and can be fixedly connected with the top of the support frame 2, and a detection device 6 is arranged in the detection frame 5;
the placement device 4 includes:
a placing plate 41, wherein both sides of the top of the placing plate 41 are fixedly connected with a support plate 42, and the top of the support plate 42 penetrates through and is fixedly connected with a telescopic push rod 43;
a clamping plate 44, one side of the clamping plate 44 is fixedly connected with the telescopic push rod 43, one side of the clamping plate 44 far away from the telescopic push rod 43 is fixedly connected with an elastic telescopic rod 45, and one end of the elastic telescopic rod 45 far away from the clamping plate 44 is fixedly connected with a clamping head 46;
a lifting table 47, the lifting table 47 being provided at a top center position of the placing plate 41;
and the damping plate 48 is arranged on one side of the support plate 42 far away from the clamping plate 44, and damping cushions are arranged at the top and the bottom of the damping plate 48.
When the device is used, a product is placed above the placing device 4, the electric slide seat 3 is driven to move through the transportation slide way 1, the placing device 4 and the product on the placing device are driven to slide through the electric slide seat 3, when the electric slide seat 3 drives the placing device 4 and the product on the placing device to slide from the lower part of the detection device 6 in the detection frame 5, the size of the product is detected through a machine vision system on the detection device 6 machine, the problem of low manual detection efficiency can be avoided, the condition that the product is damaged due to the contact of a detection tool and the product is avoided, the use is safe and reliable, the placing device 4 is arranged, the product is placed on a lifting table 47 in the placing device 4, the clamping plate 44 and the elastic telescopic rod 45 and the chuck 46 on the clamping plate are driven through the telescopic rod 43 to clamp the product, and the clamping rod 45 and the chuck 46 can be used for more stably clamping the uneven side surface of the product, the device can adapt to products with different sizes and shapes, and has good adaptability.
Example two:
referring to fig. 1-4, the present invention provides a technical solution based on the first embodiment: the detection device 6 comprises a fixed slide way 61, a slide block 62 is connected to the inner wall of the fixed slide way 61 in a sliding manner, a limiting spring 63 is arranged between one side of the slide block 62 and the inner wall of the fixed slide way 61, a damping groove 64 is formed in one side of the slide block 62, an arc-shaped support frame 65 is fixedly connected to the top of one side, close to the damping groove 64, of the slide block 62, a CCD photographing device 66 is fixedly connected to the top of the arc-shaped support frame 65, an infrared distance measuring device 67 is fixedly connected to the part, located on one side of the CCD photographing device 66, of the top of the arc-shaped support frame 65, two groups of the fixed slide ways 61 are symmetrically distributed on the detection frame 5, the damping grooves 64 are matched in shape and size with the damping plates 48, when the electric slide base 3 drives the placing device 4 on the electric slide base to move to the detection frame 5, the damping plates 48 in the placing device 4 are inserted into the damping grooves 64 in the detection device 6, and the damping plates 48 drive the slide block 62 to move through friction force between the inner walls of the damping grooves 64, the slide block 62 drives the arc-shaped support frame 65 to move, the arc-shaped support frame 65 drives the CCD camera 66 to move, the CCD camera 66 can move together with the product on the placing device 4, when the slide block 62 moves to a certain extent, the resistance becomes larger, at this time, the damping plate 48 slides in the damping groove 64, when the damping plate 48 is separated from the damping groove 64, the sliding block 62 can be reset under the pushing of the limiting spring 63, the CCD photographing device 66 can photograph the product when moving together with the product, the condition of stopping photographing when the product moves below the photographing device is avoided, the detection efficiency can be improved, the CCD camera 66 and the infrared distance measuring device 67 are arranged, the size of the product in the horizontal direction can be detected by the CCD camera 66, detect the ascending size of product vertical direction through infrared distance measuring device 67, conveniently carry out the detection of a plurality of dimensions to the product, the functionality is better.
Example three:
referring to fig. 1-5, the present invention provides a technical solution based on the first embodiment: a containing groove 621 is formed on one side of the sliding block 62, a top block 622 is connected to the inner wall of the containing groove 621 in a sliding manner, a supporting spring 623 is arranged between the top block 622 and the containing groove 621, a control switch 624 is arranged on one side of the inner wall of the containing groove 621, which is far away from the top block 622, an arc-shaped convex block 626 matched with the containing groove 621 is arranged on one side of the inner wall of the fixed slide way 61, a stop block 625 matched with the arc-shaped convex block 626 is fixedly connected to the part, located on one side of the containing groove 621, of the side surface of the sliding block 62, the control switch 624 is electrically connected with the CCD photographing device 66, when the sliding block 62 is driven by the damping plate 48 to move, the sliding block 62 drives the containing groove 621 to move to the position opposite to the arc-shaped convex block 626, the arc-shaped convex block 626 presses the top block 622, the top block 622 slides in the containing groove 621 and presses the control switch 624, the CCD photographing device 66 is controlled by the control switch 624 to photograph, so that the timing of the CCD photographing device 66 is conveniently and automatically controlled, the condition that the photographing errors are generated due to different time intervals when the groups of electric sliding seats 3 reach the interior of the detection frame 5 is avoided.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A multi-dimensional size detection device of an object based on machine vision specifically comprises:
the device comprises a transportation slide way (1), wherein a support frame (2) is fixedly connected to the outer side of the transportation slide way (1), an electric slide seat (3) is connected to the inside of the transportation slide way (1) in a sliding manner, and a placing device (4) is fixedly connected to the top of the electric slide seat (3);
the detection frame (5) is sleeved on the transportation slide way (1) and can be fixedly connected with the top of the support frame (2), and a detection device (6) is arranged in the detection frame (5);
the multi-dimensional size detection device of the object based on the machine vision is characterized in that: the placement device (4) comprises:
the device comprises a placing plate (41), wherein support plates (42) are fixedly connected to two sides of the top of the placing plate (41), and telescopic push rods (43) penetrate through and are fixedly connected to the top of the support plates (42);
one side of the clamping plate (44) is fixedly connected with the telescopic push rod (43), one side of the clamping plate (44) far away from the telescopic push rod (43) is fixedly connected with an elastic telescopic rod (45), and one end, far away from the clamping plate (44), of the elastic telescopic rod (45) is fixedly connected with a chuck (46);
a lifting platform (47), wherein the lifting platform (47) is arranged at the top center position of the placing plate (41);
the damping plate (48) is arranged on one side, far away from the clamping plate (44), of the support plate (42), and damping cushions are arranged at the top and the bottom of the damping plate (48).
2. The device for detecting the multi-dimensional size of the object based on the machine vision as claimed in claim 1, wherein: the bottom of the placing plate (41) is fixedly connected with the top of the electric sliding seat (3), and the electric sliding seat (3) is provided with a plurality of groups and is uniformly distributed on the transportation slide way (1).
3. The device for detecting the multi-dimensional size of the object based on the machine vision as claimed in claim 1, wherein: the elastic telescopic rods (45) are provided with a plurality of groups and distributed on one side of the clamping plate (44) in a stepped manner, and the side, away from the elastic telescopic rods (45), of the clamping head (46) is provided with a friction pad.
4. The device for detecting the multi-dimensional size of the object based on the machine vision as claimed in claim 1, wherein: detection device (6) are including fixed slide (61), fixed slide (61) inner wall sliding connection has slider (62), be provided with spacing spring (63) between slider (62) one side and fixed slide (61) inner wall, damping groove (64) have been seted up to slider (62) one side, slider (62) are close to one side top fixedly connected with arc support frame (65) of damping groove (64), arc support frame (65) top fixedly connected with CCD device (66) of shooing, arc support frame (65) top is located the part fixedly connected with infrared distance measuring device (67) of CCD device (66) one side of shooing.
5. The device for detecting the multi-dimensional size of the object based on the machine vision as claimed in claim 4, wherein: the fixed slide ways (61) are provided with two groups and are symmetrically distributed on the detection frame (5), and the shape and the size of the damping groove (64) are matched with the damping plate (48).
6. The device for detecting the multi-dimensional size of the object based on the machine vision as claimed in claim 4, wherein: CCD shoots device (66) and infrared distance measuring device (67) and all passes through fixed block (69) and arc support frame (65) fixed connection, fixed block (69) cover is established on arc support frame (65) and with arc support frame (65) sliding connection, fixed block (69) bottom runs through and threaded connection has screw thread ejector pin (68), screw thread ejector pin (68) top extends to arc support frame (65) side.
7. The device for detecting the multi-dimensional size of the object based on the machine vision as claimed in claim 4, wherein: the groove (621) of accomodating has been seted up to slider (62) one side, it has kicking block (622) to accomodate groove (621) inner wall sliding connection, kicking block (622) and accomodate and be provided with supporting spring (623) between groove (621), it is provided with control switch (624) to accomodate one side that groove (621) inner wall kept away from kicking block (622).
8. The device of claim 7, wherein the device comprises: fixed slide (61) inner wall one side is provided with and accomodates arc lug (626) of groove (621) looks adaptation, slider (62) side is located and accomodates stopper (625) of partial fixedly connected with and arc lug (626) looks adaptation of groove (621) one side, control switch (624) and CCD shoot device (66) electric connection.
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| CN118362571A (en) * | 2024-05-10 | 2024-07-19 | 浙江奥通技术有限公司 | Surface detection device based on machine vision |
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| CN115610968A (en) * | 2022-11-22 | 2023-01-17 | 无锡巨龙硅钢股份有限公司 | Reason material equipment that transformer core assembly line was used |
| CN117368098A (en) * | 2023-08-22 | 2024-01-09 | 南京苏胜天信息科技有限公司 | System for detecting surface defects of object and method thereof |
| CN117368098B (en) * | 2023-08-22 | 2024-05-10 | 南京苏胜天信息科技有限公司 | System for detecting surface defects of object and method thereof |
| CN118362571A (en) * | 2024-05-10 | 2024-07-19 | 浙江奥通技术有限公司 | Surface detection device based on machine vision |
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| CN114234807B (en) | 2024-04-26 |
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